What was found
(CAN) ACFT WARNING SYSTEM INDICATED METAL CHIP GENERATION INSIDE MAIN TRANSMISSION. TRANSMISSION REMOVED FROM ACFT AND INVESTIGATION FOUND DUPLEX BEARING DETERIORATION.
- Difficulty date
- August 24, 2015
- Submitted
- April 22, 2016
- Operation
- General aviation
- Make and model
- Bell 206B
- Aircraft time
- 9,795 hours
- Engine
- Allsn 250C20J
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Bearing
- Part number
- 206040032001
- Condition
- Failed
- Location
- Transmission
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.